Re: EIGRP Stub

From: Bajo (bajoalex@gmail.com)
Date: Sat Oct 13 2007 - 08:11:25 ART


You are correct Shiran. I see.

Kind of make sense looking at the Conf Guide diagrams, right? Doc
ppl. just did a copy-n-paste of that "note" to command guide w/o
diagrams :)

On 10/13/07, shiran guez <shiranp3@gmail.com> wrote:
> Hi Bajo
>
> I taken it not from the configuration but from the command guide as you can
> see it is not in any reference to any context, it is mentioned as a general
> note under the usage guideline:
>
> http://www.cisco.com/univercd/cc/td/doc/product/software/ios124/124cr/hirp_r/rte_eih.htm#wp999335
>
> This is what made me a little confused as I know of the argument of why and
> where to put a EIGRP Stub but the command reference note is a little
> confusing.
>
>
> On 10/13/07, Bajo <bajoalex@gmail.com> wrote:
> > Hi Shiran,
> >
> > The context of that statement is "the hub is the only connection to
> > the Internet (or corporate network) and the spokes do not need any
> > specific routes from Internet. They do not want to be bothered for
> > any updates either" So you are trying to avoid any eigrp update
> > exchanges from the spokes routers to any other external routers. The
> > spokes want the hub to do that for them . So spokes send this stub
> > flag ( an "inaccessible." message) (like saying do not bother me....)
> >
> > Refer to the 12.4 guide (better written):
> >
> http://www.cisco.com/univercd/cc/td/doc/product/software/ios124/124cg/hirp_c/ch07/erconfig.htm#wp1003890
> >
> >
> > On 10/13/07, shiran guez <shiranp3@gmail.com> wrote:
> > > Can someone clarify that note from the command guide of EIGRP:
> > >
> > >
> > > *Multi-access interfaces, such as ATM, Ethernet, Frame Relay, ISDN PRI,
> and
> > > X.25, are supported by the
> > > EIGRP Stub Routing feature only when all routers on that interface,
> except
> > > the hub, are configured as
> > > stub routers.*
> > > Dose it mean that when I am using in for example a FR hub and spoke
> > >
> > > R1 is hub and R2 R3 R4 are spokes, if I enable EIGRPStub in R2 I must
> enable
> > > it on R3 and R4 as well?
> > >
> > > Or if I am in a Ethernet Segment :
> > >
> > > R1 and R2 and R3 are on the same segment if one is Stub all need to be
> Stub
> > > Router?
> > >
> > > it doesn't make any sense!
> > >
> > >
> > > --
> > > Shiran Guez
> > > MCSE CCNP NCE1
> > > http://cciep3.blogspot.com
> > > http://www.linkedin.com/in/cciep3
> > >
> > >
> _______________________________________________________________________
> > > Subscription information may be found at:
> > > http://www.groupstudy.com/list/CCIELab.html
> > >
> >
> >
> > --
> > Kind Regards,
> >
> > Bajo
> >
>
>
>
> --
>
> Shiran Guez
> MCSE CCNP NCE1
> http://cciep3.blogspot.com
> http://www.linkedin.com/in/cciep3

-- 
Kind Regards,

Bajo



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